linux-kernel - Re: [PATCH v10 13/15] x86/traps: Generalize #GP address decode and hint code

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Message-ID: <835065a95a465b1d4cb20411842266594e8493e7.camel@intel.com>
Date: Tue, 7 Oct 2025 18:43:22 +0000
From: "Edgecombe, Rick P" <rick.p.edgecombe@...el.com>
To: "Mehta, Sohil" <sohil.mehta@...el.com>, "tglx@...utronix.de"
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Subject: Re: [PATCH v10 13/15] x86/traps: Generalize #GP address decode and
 hint code

On Mon, 2025-10-06 at 23:51 -0700, Sohil Mehta wrote:
> From: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
> 
> In most cases, an access causing a LASS violation results in a #GP, for
> stack accesses (those due to stack-oriented instructions, as well as
> accesses that implicitly or explicitly use the SS segment register), a
> stack segment fault (#SS) is generated.
> 
> Handlers for #GP and #SS will soon share code to decode the exception
> address and retrieve the exception hint string. Rename the helper
> function as well as the enum and array names to reflect that they are no
> longer specific to #GP.
> 
> No functional change intended.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
> Signed-off-by: Sohil Mehta <sohil.mehta@...el.com>
> ---
Reviewed-by: Rick Edgecombe <rick.p.edgecombe@...el.com>